package com.jie.mq.config;

import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
/**
 * @description:生产者通用配置
 * @author: jie
 * @time: 2022/2/25 15:34
 */
@Slf4j
@Configuration
public class CommonConfig implements ApplicationContextAware {
    /**
     * @description:每个RabbitTemplate只能配置一个ReturnCallback，因此需要在项目加载时配置
     * @author: jie 
     * @time: 2022/2/25 15:35
     */
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        // 获取RabbitTemplate
        RabbitTemplate rabbitTemplate = applicationContext.getBean(RabbitTemplate.class);
        // 设置ReturnCallback
        rabbitTemplate.setReturnCallback((message, replyCode, replyText, exchange, routingKey) -> {
            // 投递失败，记录日志
            log.info("消息发送到队列失败，响应码{}，失败原因{}，交换机{}，路由键{},消息{}",
                    replyCode, replyText, exchange, routingKey, message.toString());
            // 如果有业务需要，可以重发消息
        });
    }
}
